KOMATSU D31PX-21 Price: Buy KOMATSU D31PX-21 Used and New Company: Tractor and Equipment Used Parts Birmingham, Alabama +1 205-559-1467 Date: 09-Aug-2017 [1439257] Information: Serial Number 50580 KOMATSU D31PX-21 [1439257] KOMATSU D31PX-21 Tractor and Equipment Used Parts Birmingham, Alabama 1